Home / 2,690,868,691.40-4,033,433,255.70-1,032,135,042.20

Finding the Fourth Proportional to 2,690,868,691.40, 4,033,433,255.70 and 1,032,135,042.20

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Solution

The fourth proportional to 2,690,868,691.40, 4,033,433,255.70 and 1,032,135,042.20 is: 1,547,101,802.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,690,868,691.40 : 4,033,433,255.70 = 1,032,135,042.20 : x
  2. Step 2: Convert to fraction form
    2,690,868,691.40/4,033,433,255.70 = 1,032,135,042.20/x
  3. Step 3: Cross multiply
    2,690,868,691.40x = 4,033,433,255.70 × 1,032,135,042.20
  4. Step 4: Simplify right side
    2,690,868,691.40x = 4,163,047,803,582,802,944
  5. Step 5: Solve for x
    x = 4,163,047,803,582,802,944/2,690,868,691.40
  6. Step 6: Final answer
    x = 1,547,101,802.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.